Home / 3,549,261.54-5,324,790.39-990,476.19

Finding the Fourth Proportional to 3,549,261.54, 5,324,790.39 and 990,476.19

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Solution

The fourth proportional to 3,549,261.54, 5,324,790.39 and 990,476.19 is: 1,485,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,261.54 : 5,324,790.39 = 990,476.19 : x
  2. Step 2: Convert to fraction form
    3,549,261.54/5,324,790.39 = 990,476.19/x
  3. Step 3: Cross multiply
    3,549,261.54x = 5,324,790.39 × 990,476.19
  4. Step 4: Simplify right side
    3,549,261.54x = 5,274,078,098,035.81
  5. Step 5: Solve for x
    x = 5,274,078,098,035.81/3,549,261.54
  6. Step 6: Final answer
    x = 1,485,964.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.